Maria Diaz | ZDNET Follow ZDNET:  Add us as a preferred source  on Google. ZDNET's key takeaways If your Roku remote is missing, there are tricks to find it. You may be able to ask verbally, or your TV may have a button. The Roku app may also help you find your remote.  Even though Roku has introduced many different devices in its tenure as one of the leading names in streaming, one thing has changed very little over the years -- the Roku remote. The small, sleek controller has remained an icon of the brand, and there's a good chance you have at least one in your home. There's also a good chance you've lost one. And if retracing your steps, lifting up the couch, accusing the kids, and blaming the dog have turned up nothing, you might feel like you're out of options.…